20173935968

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{347}}^1\times {\mathrm{569}}^1$

素因数の和:1060

約数の個数: 96

約数和(自身を含む): 41588951040

約数和(自身を除く): 21415015072

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 103, 124, 206, 248, 347, 412, 496, 569, 694, 824, 992, 1138, 1388, 1648, 2276, 2776, 3193, 3296, 4552, 5552, 6386, 9104, 10757, 11104, 12772, 17639, 18208, 21514, 25544, 35278, 35741, 43028, 51088, 58607, 70556, 71482, 86056, 102176, 117214, 141112, 142964, 172112, 197443, 234428, 282224, 285928, 344224, 394886, 468856, 564448, 571856, 789772, 937712, 1107971, 1143712, 1579544, 1816817, 1875424, 2215942, 3159088, 3633634, 4431884, 6120733, 6318176, 7267268, 8863768, 12241466, 14534536, 17727536, 20336629, 24482932, 29069072, 35455072, 40673258, 48965864, 58138144, 81346516, 97931728, 162693032, 195863456, 325386064, 630435499, 650772128, 1260870998, 2521741996, 5043483992, 10086967984, 20173935968]

約数ペア:

[(1, 20173935968), (2, 10086967984), (4, 5043483992), (8, 2521741996), (16, 1260870998), (31, 650772128), (32, 630435499), (62, 325386064), (103, 195863456), (124, 162693032), (206, 97931728), (248, 81346516), (347, 58138144), (412, 48965864), (496, 40673258), (569, 35455072), (694, 29069072), (824, 24482932), (992, 20336629), (1138, 17727536), (1388, 14534536), (1648, 12241466), (2276, 8863768), (2776, 7267268), (3193, 6318176), (3296, 6120733), (4552, 4431884), (5552, 3633634), (6386, 3159088), (9104, 2215942), (10757, 1875424), (11104, 1816817), (12772, 1579544), (17639, 1143712), (18208, 1107971), (21514, 937712), (25544, 789772), (35278, 571856), (35741, 564448), (43028, 468856), (51088, 394886), (58607, 344224), (70556, 285928), (71482, 282224), (86056, 234428), (102176, 197443), (117214, 172112), (141112, 142964)]